io.github.reservoirprotocol/relay-mcp

Official

Relay

Cross-chain bridge and swap quotes, fee estimation, and transaction tracking via Relay Protocol.

Get cross-chain bridge and swap quotes with fee estimation and transaction tracking.

Install

Configuration

Environment variables

RELAY_API_KEYsecret

Optional API key for higher rate limits

RELAY_API_URL

Relay API base URL (default: https://api.relay.link)

claude_desktop_config.json

{
  "mcpServers": {
    "relay-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@relayprotocol/relay-mcp@0.1.0"
      ],
      "env": {
        "RELAY_API_KEY": "<YOUR_RELAY_API_KEY>",
        "RELAY_API_URL": "<YOUR_RELAY_API_URL>"
      }
    }
  }
}